// Copyright (c) 2008 screamingtarget@gmail.com
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.


#pragma once


#define SERVER_LISTEN_IP "224.10.9.8"
#define SERVER_LISTEN_PORT 30003

#define CLIENT_LISTEN_IP "224.9.8.7"
#define CLIENT_LISTEN_PORT 40004


class Message
{
public:

   enum Type 
   {
      Discovery = 1,
      Volume,
      Mute,
      ServerShutdown
   };

   enum
   {
      MAX_SIZE = 256,
      MAX_PAYLOAD = MAX_SIZE - 2
   };

   Message( char* buffer )
   {
      ZeroMemory( m_data, MAX_SIZE );
      memcpy( m_data, buffer, MAX_SIZE );
   }

   Message( Type type, char payloadSize = 0, char* payload = NULL )
   {
      ZeroMemory( m_data, MAX_SIZE );
      m_data[0] = type;
      m_data[1] = payloadSize;

      if ( payloadSize > 0 )
      {
         memcpy( &(m_data[2]), payload, payloadSize );
      }
   }

   char* GetBuffer() { return m_data; }
   int GetSize() { return 2 + m_data[1]; }

   char GetType() { return m_data[0]; }
   char GetPayloadSize() { return m_data[1]; }
   char* GetPayload() { return &(m_data[2]); }

private:

   Message( const Message& );
   Message& operator=( const Message& );

   char m_data[MAX_SIZE];
};